Validation of sea ice concentration - European sector
Bulletin date: 2024-02-15
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-02-09:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
55823 |
15503 |
289 |
283 |
28 |
3 |
0 |
0 |
| OW |
725 |
1471 |
231 |
293 |
94 |
36 |
1 |
0 |
| VODI |
1791 |
518 |
235 |
514 |
282 |
119 |
17 |
0 |
| ODI |
1815 |
160 |
60 |
391 |
654 |
377 |
56 |
0 |
| CDI |
0 |
104 |
85 |
352 |
676 |
1767 |
731 |
0 |
| VCDI |
0 |
115 |
55 |
247 |
700 |
2510 |
9221 |
4530 |
|
...date precedes bulletin
|
Date: 2024-02-11:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
56097 |
15051 |
251 |
262 |
88 |
0 |
0 |
0 |
| OW |
717 |
1445 |
312 |
361 |
94 |
15 |
2 |
0 |
| VODI |
1781 |
504 |
250 |
528 |
307 |
121 |
21 |
0 |
| ODI |
1829 |
149 |
103 |
383 |
567 |
374 |
92 |
0 |
| CDI |
0 |
83 |
70 |
426 |
579 |
1318 |
576 |
12 |
| VCDI |
0 |
96 |
56 |
364 |
498 |
2692 |
8982 |
5406 |
|
...date precedes bulletin
|
Date: 2024-02-13:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
56239 |
15428 |
173 |
186 |
18 |
0 |
0 |
0 |
| OW |
764 |
1528 |
272 |
381 |
82 |
12 |
2 |
0 |
| VODI |
1785 |
402 |
291 |
794 |
384 |
94 |
41 |
0 |
| ODI |
1824 |
81 |
60 |
326 |
564 |
362 |
52 |
0 |
| CDI |
0 |
45 |
45 |
278 |
854 |
1384 |
638 |
3 |
| VCDI |
0 |
34 |
19 |
124 |
233 |
2543 |
9538 |
4979 |
|
...date precedes bulletin
|
Date: 2024-02-15:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57005 |
14826 |
143 |
83 |
20 |
4 |
0 |
0 |
| OW |
734 |
1668 |
187 |
260 |
92 |
26 |
1 |
0 |
| VODI |
1783 |
760 |
261 |
550 |
265 |
128 |
31 |
0 |
| ODI |
1827 |
251 |
115 |
372 |
365 |
249 |
35 |
0 |
| CDI |
0 |
138 |
86 |
480 |
744 |
1211 |
710 |
1 |
| VCDI |
0 |
173 |
87 |
199 |
458 |
2808 |
10284 |
3442 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
56998 |
14964 |
140 |
92 |
23 |
6 |
0 |
0 |
| OW |
741 |
1597 |
209 |
249 |
93 |
29 |
3 |
0 |
| VODI |
1785 |
727 |
243 |
547 |
310 |
130 |
29 |
0 |
| ODI |
1825 |
225 |
112 |
357 |
326 |
261 |
34 |
0 |
| CDI |
0 |
129 |
82 |
489 |
733 |
1199 |
737 |
7 |
| VCDI |
0 |
174 |
93 |
210 |
459 |
2801 |
10258 |
3436 |
|
Date: 2024-02-17:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57444 |
14182 |
144 |
82 |
14 |
1 |
0 |
0 |
| OW |
732 |
1518 |
220 |
323 |
110 |
33 |
8 |
0 |
| VODI |
1780 |
755 |
215 |
461 |
301 |
71 |
17 |
0 |
| ODI |
1831 |
283 |
121 |
380 |
391 |
190 |
15 |
0 |
| CDI |
0 |
169 |
86 |
431 |
909 |
1342 |
736 |
9 |
| VCDI |
0 |
208 |
94 |
242 |
440 |
2666 |
9376 |
4532 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57448 |
14278 |
142 |
112 |
16 |
1 |
0 |
0 |
| OW |
729 |
1461 |
235 |
293 |
117 |
33 |
8 |
0 |
| VODI |
1780 |
752 |
201 |
454 |
303 |
81 |
19 |
0 |
| ODI |
1830 |
275 |
128 |
379 |
395 |
193 |
17 |
0 |
| CDI |
0 |
140 |
78 |
444 |
902 |
1424 |
782 |
9 |
| VCDI |
0 |
209 |
96 |
237 |
432 |
2571 |
9326 |
4532 |
|
Date: 2024-02-19:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
56416 |
15083 |
165 |
98 |
13 |
1 |
0 |
0 |
| OW |
718 |
1580 |
320 |
392 |
68 |
24 |
7 |
0 |
| VODI |
1794 |
425 |
281 |
846 |
366 |
74 |
16 |
0 |
| ODI |
1812 |
53 |
58 |
367 |
774 |
267 |
35 |
0 |
| CDI |
0 |
22 |
40 |
250 |
1086 |
2024 |
833 |
0 |
| VCDI |
0 |
0 |
1 |
51 |
362 |
2628 |
10152 |
3360 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
56421 |
14780 |
196 |
138 |
13 |
2 |
0 |
0 |
| OW |
707 |
1274 |
229 |
298 |
96 |
34 |
9 |
0 |
| VODI |
1776 |
765 |
222 |
535 |
251 |
50 |
26 |
0 |
| ODI |
1836 |
241 |
127 |
457 |
589 |
221 |
65 |
0 |
| CDI |
0 |
90 |
69 |
434 |
1086 |
1601 |
798 |
0 |
| VCDI |
0 |
13 |
22 |
142 |
634 |
3110 |
10145 |
3360 |
|
Date: 2024-02-21:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57183 |
14346 |
116 |
115 |
32 |
8 |
2 |
0 |
| OW |
687 |
1524 |
270 |
268 |
91 |
37 |
24 |
0 |
| VODI |
1784 |
511 |
265 |
519 |
277 |
55 |
25 |
0 |
| ODI |
1826 |
86 |
69 |
418 |
485 |
250 |
42 |
0 |
| CDI |
0 |
52 |
46 |
254 |
1189 |
1857 |
1064 |
0 |
| VCDI |
0 |
13 |
14 |
42 |
583 |
3154 |
9508 |
3771 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57137 |
13794 |
117 |
103 |
26 |
15 |
7 |
0 |
| OW |
714 |
1351 |
162 |
217 |
59 |
17 |
15 |
0 |
| VODI |
1781 |
916 |
248 |
348 |
222 |
50 |
21 |
0 |
| ODI |
1848 |
316 |
147 |
453 |
461 |
218 |
55 |
0 |
| CDI |
0 |
109 |
83 |
375 |
1163 |
1795 |
1108 |
0 |
| VCDI |
0 |
46 |
23 |
120 |
726 |
3266 |
9459 |
3771 |
|
Date: 2024-02-23:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57650 |
13628 |
143 |
139 |
47 |
3 |
0 |
0 |
| OW |
688 |
1428 |
205 |
290 |
123 |
24 |
14 |
0 |
| VODI |
1777 |
597 |
203 |
411 |
276 |
80 |
66 |
0 |
| ODI |
1835 |
174 |
118 |
362 |
472 |
336 |
92 |
0 |
| CDI |
0 |
90 |
74 |
292 |
785 |
1710 |
1154 |
0 |
| VCDI |
0 |
37 |
35 |
175 |
585 |
2837 |
9578 |
4329 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
57585 |
13003 |
152 |
158 |
60 |
9 |
5 |
0 |
| OW |
700 |
1349 |
173 |
243 |
92 |
17 |
17 |
0 |
| VODI |
1806 |
912 |
198 |
366 |
199 |
76 |
61 |
0 |
| ODI |
1859 |
397 |
104 |
383 |
418 |
233 |
85 |
0 |
| CDI |
0 |
226 |
90 |
289 |
853 |
1526 |
1137 |
8 |
| VCDI |
0 |
67 |
61 |
230 |
666 |
3129 |
9599 |
4321 |
|
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